2005 TOYOTA AVENSIS Service Repair Manual

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Page 3873 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ± DIAGNOSTICSSFI SYSTEM (1ZZ±FE/3ZZ±FE)
05±13
AVENSIS REPAIR MANUAL (RM1018E)
*1: If no conditions are specifically stated for ºldlingº, it means the shift lever is in the N or P position, the

± DIAGNOSTICSSFI SYSTEM (1ZZ±FE/3ZZ±FE)
05±13
AVENSIS REPAIR MANUAL (RM1018E)
*1: If no conditions are specifically stated for ºldlingº, it means the shift lever is in the N or P position, the A/C
switch is OFF and all accessory switches are OFF.
*2: A/T only
7. ACTIVE TEST
HINT:
Performing the ACTIVE TEST using the hand±held tester allows the relay, VSV, actuator and so on to oper-
ate without parts removal. Performing the ACTIVE TEST as a first step of troubleshooting is one of the meth-
od to shorten labor time.
It is possible to display the DATA LIST during the ACTIVE TEST.
(a) Warm up the engine.
(b) Turn the ignition switch OFF.
(c) Connect the hand±held tester to the DLC3.
(d) Turn the ignition switch ON.
(e) Push the ºONº button of the hand±held tester.
(f) Select the item ºDIAGNOSIS / OBD/MOBD / ACTIVE TESTº.
(g) According to the display on tester, perform the ºACTIVE TESTº.
Hand±held Tester DisplayTest DetailsDiagnostic Note
INJ VOL
[Test Details]
Control the injection volume
Min.: ±12.5 %, Max.: 25 %
[Vehicle Condition]
Engine speed: 3,000 rpm or lessAll injectors are tested at once.
Injection volume is gradually
changed between ±12.5 and
25%.
A/F CONTROL
[Test Details]
Control the injection volume
±12.5 or 25 % (Change the injection volume ±12.5 % or 25 %.)
[Vehicle Condition]
Engine speed: 3,000 rpm or less
The following procedure of A/F
CONTROL enables the technician
to check and graph voltage out-
puts of the heated oxygen sensor.
To display the graph indication, se-
lect O2S B1 S1 and press button
ºF4º after selecting ºACTIVE
TEST/A/F CONTROL/USER
DATAº.
ISC DUTY RATIO
[Test Details]
Control the ISC duty ratio
0 to 90 %
[Vehicle Condition]
Engine speed: 3,000 rpm or less
Vehicle speed: 0 km/h (0 mph)
Battery voltage: 8.5 V or more

EVAP VSV (ALONE)
[Test Details]
Activate the VSV for EVAP control
ON or OFF

FUEL PUMP / SPD
[Test Details]
Control the fuel pump
ON or OFF

TC/TE1
[Test Details]
Connect the TC and TE1
ON or OFF

FC IDL PROHBT
[Test Details]
Control the idle fuel cut prohibit
ON or OFF

Page 3874 of 5135

$TOYOTA AVENSIS 2005 Service Repair Manual 05±14 ± DIAGNOSTICS SFI SYSTEM(1ZZ±FE/3ZZ±FE) AVENSIS REPAIR MANUAL (RM1018E) BASIC INSPECTION When the malfunction is not confirmed in the DTC check, troubleshooting \ should be carried out in$

Page 3875 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ±
DIAGNOSTICS SFI SYSTEM (1ZZ±FE/3ZZ±FE)
05±15
AVENSIS REPAIR MANUAL (RM1018E)
6CHECK FUEL PRESSURE (See page 11±5)
NGPROCEED TO PAGE 11±1 AND CONTINUE TO
TROUBLESHOOT
OK
7CHECK FOR SPARK (See

Page 3876 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 05±44
±
DIAGNOSTICS SFI SYSTEM(1ZZ±FE/3ZZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)
DTCP0121THROTTLE/PEDAL POSITION SENSOR/SWITCH ºAº CIRCUIT
RANGE/PERFORMANCE PROBLEM
CIRCUIT DESCRIPTION
Refer to D

Page 3877 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 05±174
±
DIAGNOSTICS SFI SYSTEM(1AZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)
DTCP0011/59CAMSHAFT POSITION ºAº ±TIMING OVER± ADVANCED OR SYSTEM PERFORMANCE
(BANK 1)
DTCP0012/59CAMSHAFT POSITION ºA

Page 3878 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ± DIAGNOSTICSSFI SYSTEM (1AZ±FE)
05±175
AVENSIS REPAIR MANUAL (RM1018E)
2 PERFORM ACTIVE TEST BY HAND±HELD TESTER(OPERATION OF OCV)
(a) Connect the hand±held tester to the DLC3.
(b) Start the

Page 3879 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual A79111
OCV Signal Waveform1 msec./Division 5 V/
Division
GND
(A)(A) (A)
E13
OC1 +OC1±
05±176
±
DIAGNOSTICS SFI SYSTEM(1AZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)
4CHECK ECM(OCV SIGNAL)
(a)Inspection

Page 3880 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ±
DIAGNOSTICS SFI SYSTEM(1AZ±FE)
05±177
AVENSIS REPAIR MANUAL (RM1018E)
9REPLACE CAMSHAFT TIMING GEAR ASSY
GO
10CHECK FOR BLOCKAGE(OCV, OIL CHECK VALVE AND OIL HOLE)
NGREPAIR OR REPLACE
OK
11READ

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